NSN 3120-00-075-0831
Part Details | LINEAR-ROTARY MOTION ROLLER
3120-00-075-0831 A cylindrical body having a centrally located hole to accommodate a pin or shaft for attachment to a push rod guide, yoke, rocker arm, turntable, or rail. The item provides a rolling contact with the face of a valve stem, or the lobes of a cam ring or camshaft on engines, fuel injection pumps, latches, turntables, parallel bearing surfaces requiring a roller support, and the like. Excludes BEARING, ROLLER, CYLINDRICAL; ROLLER, ELECTRICAL SWITCH; and friction bearings. See also CAM FOLLOWER, NEEDLE BEARING.
Alternate Parts: 123BM102731, 123BM10273-1, 123BM102731, 123BM10273-1, 123BM102731, 123BM10273-1, 3120-00-075-0831, 00-075-0831, 3120000750831, 000750831
Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
---|---|---|---|
31 | JAN 01, 1963 | 00-075-0831 | 28215 ( ROLLER, LINEAR-ROTARY MOTION ) |
REFERENCE DRAWINGS & PICTURES
PLAIN

Cross Reference | NSN 3120-00-075-0831
Part Number | Cage Code | Manufacturer |
---|---|---|
123BM10273-1 | 0R2T5 | DESIGN/OL, INC. |
123BM10273-1 | 26512 | NORTHROP GRUMMAN SYSTEMS CORPORATIONDIV MISSION SYSTEMS |
123BM10273-1 | 61174 | NORTHROP GRUMMAN SYSTEMS CORPORATIONDIV NORTHROP GRUMMAN AEROSPACE |
Technical Data | NSN 3120-00-075-0831
Characteristic | Specifications |
---|---|
METALLIC HARDNESS RATING | 58.0 MINIMUM ROCKWELL C AND 64.0 MAXIMUM ROCKWELL C |
CASEHARDENING INDICATOR | NOT CASEHARDENED |
STYLE DESIGNATOR | PLAIN |
OUTSIDE DIAMETER | 0.623 INCHES MINIMUM AND 0.625 INCHES MAXIMUM |
FACE WIDTH | 0.387 INCHES MINIMUM AND 0.392 INCHES MAXIMUM |
BORE INSIDE DIAMETER | 0.498 INCHES MINIMUM AND 0.500 INCHES MAXIMUM |